#导入蓝图模块
from flask import Blueprint,request
from flask.json import jsonify

from dbb import db1
import json
#实例化
bp_course = Blueprint("course",__name__)

#接口
@bp_course.route('/couponM',methods=['POST',"GET",'PUT','DELETE'])
def couponM():
    #添加
    if request.method == "POST":
        #获取用户输入
        data = request.data
        if data:
            data = json.loads(data)
        else:
            data = request.form
        #构造sql语句
        sql = "insert into coupon values(0,'%s',%d,'%s','%s')"%(data['name'],int(data['total']),data['stime'],data['etime'])
        #pymysql
        db1.insert(sql)
        #返回结果
        return 'ok'
    elif  request.method == "PUT":
        #修改
        #获取用户输入
        data = request.data
        if data:
            data = json.loads(data)
        else:
            data = request.form
        #构造sql语句 update 表名 set 字段名1=值，字段名2=值 where id=1
        sql = "update coupon set name='%s',total=%d,starttime='%s',endtime='%s' where id=%d"%(data['name'],int(data['total']),data['stime'],data['etime'],int(data['id']))
        db1.insert(sql)
        return jsonify({"code":200})
    elif request.method=="DELETE":
        #获取 id
        id=request.args.get('id')
        sql="delete from coupon where id=%d"%(int(id))
        db1.insert(sql)
        return jsonify({"code":200})
    else:
        id=request.args.get('id')
        sql="select * from coupon where id=%d"%(int(id))
        res=db1.find(sql)
        return jsonify({"code":200,'coupon':res})
    
        


